html,
body {
    width: 100%;
    height: 100%;
}

.left {
    width: 25%;
    height: 100%;
    float: left;
    img {
        width: 100%;
        height: 100%;
    }
}

.right {
    float: right;
    background-color: #fdfdfd;
    width: 75%;
    height: 100%;
    .top {
        box-sizing: border-box;
        padding-top: 22px;
        padding-left: 26px;
        height: 100px;
        background-color: #ffffff;
        line-height: 45px;
        .top_left {
            float: left;
            font-size: 30px;
            color: #333333;
            font-weight: 500;
        }
        .top_right {
            float: right;
            font-size: 16px;
            color: #969696;
            a {
                margin-right: 26px;
            }
        }
    }
    .main {
        width: 500px;
        height: 600px;
        margin: 0 auto;
        box-sizing: border-box;
        padding: 50px;
        background-color: #ffffff;
        position: relative;
        .sanjiao {
            position: absolute;
            top: 0;
            right: 0;
            width: 0;
            height: 0;
            border: 50px solid transparent;
            border-top-color: #ffbe99;
            border-right-color: #ffbe99;
        }
        .middle {
            height: 500px;
            overflow: hidden;
            position: relative;
            .regist,
            .login {
                font-size: 32px;
                color: black;
                margin-right: 15px;
            }
            .login {
                border-bottom: 4px solid #ff5c00;
            }
            .box {
                width: 800px;
                // background-color: turquoise;
                display: flex;
                justify-content: space-between;
                position: absolute;
                left: 0;
                transition: all 0.5s;
                .one {
                    .one1 {
                        position: relative;
                        margin-top: 10px;
                        height: 90px;
                        .mark {
                            position: absolute;
                            top: 32px;
                            left: 35px;
                            pointer-events: none;
                            color: #959595;
                            transition: all 0.3s;
                            font-size: 20px;
                        }
                        .tishi {
                            position: absolute;
                            color: #f15a59;
                            height: 20px;
                            font-size: 16px;
                            display: none;
                        }
                    }
                    .one2 {
                        position: relative;
                        height: 90px;
                        .mark {
                            position: absolute;
                            top: 32px;
                            left: 35px;
                            pointer-events: none;
                            color: #959595;
                            transition: all 0.3s;
                            font-size: 20px;
                        }
                        .tishi {
                            position: absolute;
                            color: #f15a59;
                            height: 20px;
                            font-size: 16px;
                            display: none;
                        }
                    }
                }
                .two {
                    #xiala {
                        width: 400px;
                        height: 70px;
                        background-color: #f9f9f9;
                    }
                    input {
                        height: 50px;
                        line-height: 50px;
                        // box-sizing: border-box;
                    }
                    .other {
                        margin-top: 20px;
                    }
                    .two1,
                    .two2,
                    .two3 {
                        height: 80px;
                        div {
                            padding-top: 5px;
                            color: #f04645;
                            display: none;
                        }
                    }
                }
            }
            input {
                margin-top: 10px;
                padding: 0;
                background-color: #f9f9f9;
                width: 400px;
                height: 60px;
                line-height: 70px;
                font-size: 16px;
                text-indent: 2rem;
                box-sizing: border-box;
            }
            .submit {
                text-indent: 0;
                color: #ffffff;
                background-color: #ffcba9;
                box-sizing: border-box;
                line-height: 68px;
            }
            .wangji {
                width: 400px;
                display: flex;
                margin-top: 15px;
                justify-content: space-between;
                a {
                    font-weight: 500;
                    font-size: 20px;
                    color: #ff5c00;
                }
            }
            .other {
                width: 400px;
                margin-top: 80px;
                text-align: center;
                font-size: 18px;
                color: #b9b9b9;
            }
            .others {
                width: 400px;
                text-align: center;
                margin-top: 10px;
                img {
                    width: 40px;
                    height: 40px;
                    margin: 0 8px;
                }
            }
        }
    }
}